Home / 7,923.96-11,885.58-2,993.22

Finding the Fourth Proportional to 7,923.96, 11,885.58 and 2,993.22

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Solution

The fourth proportional to 7,923.96, 11,885.58 and 2,993.22 is: 4,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.96 : 11,885.58 = 2,993.22 : x
  2. Step 2: Convert to fraction form
    7,923.96/11,885.58 = 2,993.22/x
  3. Step 3: Cross multiply
    7,923.96x = 11,885.58 × 2,993.22
  4. Step 4: Simplify right side
    7,923.96x = 35,576,155.77
  5. Step 5: Solve for x
    x = 35,576,155.77/7,923.96
  6. Step 6: Final answer
    x = 4,489.69

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.